YearToAvoid

2021 Ford F-250 Electrical System Problems

NHTSA lists 22 electrical system complaints for the 2021 Ford F-250, 13% of all complaints for the year, with a median failure mileage of 43,000 miles. No related recalls are listed for this area.

Electrical System complaints
22
13% of 164
Crashes reported
1
Fires reported
0
Injuries reported
0
Median mileage
43,000 mi
Related recalls
0

Typical electrical symptoms owners report

  • Trailer brake controller cuts out or shows a wiring fault message during towing, sometimes under heavy braking.
  • Headlights fail to illuminate or retain moisture inside the lens housing, which owners suspect leads to wiring shorts.
  • Horn activates on its own and will not shut off, sometimes requiring the battery to be disconnected to stop it.
  • Battery fluid leaks or the battery fails outright, occasionally with an abnormal odor noticed inside the cabin.
  • Wiring harness on the driver's side takes on water, with water draining from rear body plugs after storms.

When 2021 Ford F-250 electrical complaints were filed

First complaint Oct 17, 2022, latest Jul 1, 2026.

2021 Ford F-250 electrical system complaints: complaints filed per month2Oct 2022May 2023Oct 2023Apr 2024Aug 2024Apr 2025Dec 2025
22 complaints filed with NHTSA from Oct 2022 to Jul 2026; peak Dec 2025 (2).

Electrical System recalls for the 2021 Ford F-250

No safety recalls on record for this model year.

Electrical System complaints by F-250 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 20106 (6%)
  2. 201119 (5%)
  3. 201229 (9%)
  4. 20137 (6%)
  5. 201411 (7%)
  6. 201510 (3%)
  7. 201626 (9%)
  8. 201757 (5%)
  9. 201813 (3%)
  10. 201936 (3%)
  11. 202030 (11%)
  12. 202122 (13%)
  13. 202220 (17%)
  14. 202313 (30%)
  15. 202412 (32%)
  16. 20253 (19%)

Frequently asked questions

How many 2021 Ford F-250 owners reported electrical system problems to NHTSA?
NHTSA lists 22 electrical system complaints for the 2021 Ford F-250, which is 13% of the 164 total complaints filed for that model year.
Is there a recall for the 2021 Ford F-250 electrical system?
No. The data shows no related recalls listed for the electrical system on the 2021 Ford F-250.
At what mileage do 2021 Ford F-250 electrical problems usually show up?
The median mileage at failure reported to NHTSA for electrical system complaints on the 2021 Ford F-250 is 43,000 miles.
What kinds of electrical failures are owners reporting?
Owners describe trailer brake wiring faults during towing, horns that activate on their own, headlights that fail or hold moisture, and battery leaks or failures.
Did any 2021 Ford F-250 electrical complaints involve a crash?
Yes, NHTSA data shows 1 crash and 0 fires or injuries linked to electrical system complaints for this model year.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.